O-ring, 89.2 X 3 mm – Buna, Part# 2120087 – vacstellar

Description

The O-Ring 89.2 × 3 mm Buna (Part# 2120087) is a sealing component designed for Edwards E1/E2M series vacuum pumps. It creates a tight seal between pump parts and helps prevent air or oil leakage. Made from durable Buna (Nitrile rubber), this O-ring is commonly used during pump servicing and maintenance.This O-ring is made from Buna (Nitrile Rubber / NBR). Buna rubber is widely used in industrial equipment because it has good resistance to oil, grease, and many common fluids. It also offers good flexibility and durability, making it suitable for sealing applications inside vacuum pumps.